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jQuery Tips and Tricks
...sts
if ($("#someDiv").length)
{
// It exists...
}
Writing your own selectors
$.extend($.expr[":"], {
over100pixels: function (e)
{
return $(e).height() > 100;
}
});
$(".box:over100pixels").click(function ()
{
alert("The element you clicked is over 100 pixels heig...
PHP exec() vs system() vs passthru()
...ed restrictions, such as selinux. But a well set-up system will have those selectively off. Of course a shared host is a different story, but you won't offer a shared environment to esteemed clients either, no?
– Christian
Sep 18 '11 at 10:01
...
Use jQuery to change an HTML tag?
...aAndEvents, deepWithDataAndEvents) {
// Use map to reconstruct the selector with newly created elements
return this.map(function() {
return jQuery.replaceTag(this, tagName, withDataAndEvents, deepWithDataAndEvents);
})
}
})
Note that this does not replace...
Get next / previous element using JavaScript?
...Name("div");
//divs now contain each and every div element on the page
var selectionDiv = document.getElementById("MySecondDiv");
So basically with selectionDiv iterate through the collection to find its index, and then obviously -1 = previous +1 = next within bounds
for(var i = 0; i < divs.le...
rsync copy over only certain types of files using include option
...'ing locally on Linux with bash and awk installed. It works
selrsync(){
# selective rsync to sync only certain filetypes;
# based on: https://stackoverflow.com/a/11111793/588867
# Example: selrsync 'tsv,csv' ./source ./target --dry-run
types="$1"; shift; #accepts comma separated list of types. Must...
How to output something in PowerShell
...ream to stderr, so that with 2> you can capture the error-stream output selectively; the following outputs just 'hi' - the success-stream output - while capturing the error-stream output in file err.txt:
C:\>powershell -noprofile -command "'hi'; Write-Error error!" 2>err.txt
The desir...
How to find the statistical mode?
...in density.default(x, from = from, to = to) : need at least 2 points to select a bandwidth automatically
– Sergio
Feb 10 '16 at 4:47
...
event.preventDefault() vs. return false
... event handlers for parent elements). Default = browser code (links, text selection, etc.)
– Bob Stein
Jul 28 '13 at 14:49
5
...
Updating MySQL primary key
...e, user_interactions u write, user_interactions write;
insert into fixit
select user_2, user_1, type, max(timestamp), count(*) n from user_interactions u
group by user_2, user_1, type
having n > 1;
delete u from user_interactions u, fixit
where fixit.user_2 = u.user_2
and fixit.user_1 = u...
Why does Boolean.ToString output “True” and not “true”
...
@Damieh: actually, the question is "Why". The selected answer, unlike this, actually comes as close to answering that as it can.
– Nyerguds
Dec 5 '13 at 10:37
...